For me the current dress code values that have changed from the past may be caused by a lack of knowledge and understanding of the life Foundation to design and wear which may not understand that what garments clothing suitable for the time and place.
For me, the most popular attire nowadays has changed from the past. Probably due to a lack of understanding of the foundations of a design and lifestyle wear. This may not understand that the costume would suit any occasion.
For me the current values dress is changed from the past. May be caused by the lack of understanding in the foundation of life of the designer and wear. Which may not understand what kind of clothing suitable for any occasion